<template>
  <div :class="className" :style="{ height: height, width: width }" />
</template>

<script>
import echarts from "echarts";
require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: "chart",
    },
    width: {
      type: String,
      default: "100%",
    },
    height: {
      type: String,
      default: "300px",
    },
    pieChartData: {
      type: Object,
      required: true,
    },
    deviceCountData: {
      type: Array,
      default: () => {
        return [];
      },
    },
  },
  data() {
    return {
      chart: null,
      echartData: [],
      projectNameData: [],
    };
  },
  watch: {
    pieChartData: {
      handler() {
        this.echartData = this.pieChartData.deviceCountData;
        this.projectNameData = this.pieChartData.projectNameData;
        this.initChart();
      },
      deep: true,
    },
  },
  // mounted() {
  //   this.$nextTick(() => {
  //     this.initChart();
  //   });
  // },
  beforeDestroy() {
    if (!this.chart) {
      return;
    }
    this.chart.dispose();
    this.chart = null;
  },
  methods: {
    initChart() {
      console.log(this.echartData);
      // console.log(this.pieChartData.projectNameData);
      this.chart = echarts.init(this.$el, "macarons");

      this.chart.setOption({
        tooltip: {
          trigger: "item",
          formatter: "{a} <br/>{b} : {c} ({d}%)",
        },
        legend: {
          left: "right",
          top: "top",
          orient: "vertical",
          bottom: "10",
          // data: ["Industries", "Technology", "Forex", "Gold", "Forecasts"],
          data: this.projectNameData,
        },
        series: [
          {
            name: "设备总数",
            type: "pie",
            roseType: "radius",
            radius: [15, 95],
            center: ["50%", "60%"],
            avoidLabelOverlap: true,
            /*data: [
              { value: 320, name: 'Industries' },
              { value: 240, name: 'Technology' },
              { value: 149, name: 'Forex' },
              { value: 100, name: 'Gold' },
              { value: 59, name: 'Forecasts' }
            ],*/
            // data: this.pieChartData.deviceCountData,
            data: this.echartData,
            animationEasing: "cubicInOut",
            animationDuration: 2600,
          },
        ],
      });
    },
  },
};
</script>
